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Observation 1
Feature(s)	GRS Oval BA Ganymede Europa Io
Filter(s)	ch4
Date	2020-06-04 15:20:18
Julian day	2459005.138888889
System I	63.563507°
System II	359.18716°
System III	65.157166°
Illumination	99.6%
Phase angle	7.699999809265137°
Solar longitude	8.4°
Eq. diameter	44.95″
Derotation	8.0 min